
Private Wealth Law: Eastern Region
High Net Worth Guide 2025 : USA - Nationwide
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Ranked Individuals
Ranked Individuals
About
Provided by Sullivan & Cromwell LLP
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Strengths
Provided by Chambers
Sullivan & Cromwell has highly knowledgeable attorneys. They give us personalised attention. They are always available with quick turnaround and high-quality work.
Private Wealth Law: Eastern Region respondentHigh Net WorthFor any thorny, hairy trust issue, we go to Sullivan & Cromwell. Its attorneys have the experience at their fingertips.
Private Wealth Law: Eastern Region respondentHigh Net WorthThese guys are on another level in terms of quality, intellect, understanding of the law and execution. They are just flawless.
Private Wealth Law: Eastern Region respondentHigh Net Worth
Notable Practitioners
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Band 1 
Band 1 
Basil P Zirinis
Basil Zirinis advises on complex cross-border wealth planning matters. Zirinis has a significant reputation as a leading international succession planning expert. Basil Zirinis has a great background in cross-border work. He is one of the best for that kind of work.
Private Wealth Law: Eastern Region respondentHigh Net WorthBasil is extremely good at identifying strengths and weaknesses in large international trust structures.
Private Wealth Law: Eastern Region respondentHigh Net Worth
Band 2 
Band 2 
Zena Tamler
Zena Tamler advises on estate and tax planning as well as business succession planning. Tamler's practice is highly international in scope. Nothing gets past Zena. She covers every detail. She works tirelessly for her clients.
Private Wealth Law: Eastern Region respondentHigh Net WorthZena is one of the best attorneys I have ever worked with. Her technical knowledge is unsurpassed, yet she provides a practical approach to dealing with issues.
Private Wealth Law: Eastern Region respondentHigh Net WorthZena Tamler is very smart and very personable. It is a unique combination. She gets people and she understands the situation.
Private Wealth Law: Eastern Region respondentHigh Net WorthZena Tamler is very smart, thorough and she has very good technical skills. She is just an outstanding lawyer.
Private Wealth Law: Eastern Region respondentHigh Net WorthZena is absolutely cool under pressure and she has excellent client management skills.
Private Wealth Law: Eastern Region respondentHigh Net Worth
Ranked Individuals at Sullivan & Cromwell LLP (2)
Members
Provided by Sullivan & Cromwell LLP

Basil P Zirinis
View profile of Basil P Zirinis
Zena Tamler
View profile of Zena Tamler
Sullivan & Cromwell LLP has rankings in the following guides
Band 1 High Net Worth 2025
Practice area: Private Wealth Law
Location: New York
View department profile for High Net Worth 2025Band 5 High Net Worth 2025
Practice area: Private Wealth Law
Location: London (Firms)
View department profile for High Net Worth 2025
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